Freaing or Freeing: How To spell?

The word Freaing is misspelled against Freeing, which is present continuous of "Free"

Word contains consecutive vowels 'EI' in between alphabets fre & ng is misspelled as 'AI'
Wrong Spelling:  fre-ai-ng 
Correct Spelling:  fre-ei-ng 
Find more wrongly spelled words of Freeing to spell it well.